hackneyer
Etymology
From hackney + -er.
hackneyer means one who hackneys (makes something uninteresting or trite by frequent use). Lexicurio rates it Rare gem — a strength score of 82 out of 100.
noun
- One who hackneys (makes something uninteresting or trite by frequent use).“Stop being such a hackneyer; you've made that joke like seven times today.”